Primare-CD21-cd-sm 电路图 维修手册.pdf

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1、 PRIMARE CD 21 CD-Player Service Manual RadioFans.CN 收音机爱 好者资料库 1. Circuit Diagrams 2. Technical Specifications Confidential ! This document is not allowed to show for third part without written permission from Primare Systems AB. This document is subject to change without notice. Author: Bjorn Holm

2、qvist Primare Systems AB RadioFans.CN 收音机爱 好者资料库 A A B B C C D D E E 44 33 22 11 2004-05 1/1 CD21 - SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 G7 G6 G5 G4 G3 G2 G1 G1 G2 G3 G4 G5 G6 G7 SEG17 SEG16 SEG15 SEG14 SEG13 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG6 SEG5 SEG4 SEG3 SE

3、G2 SEG1 SEG2 SEG3 SEG4 F+ SEG1 F- -24V F- F+ -24V AUX7_SS AUX6_CLK AUX5_DATA RXD TXD SCL SDA IR2 AUX4_IR SDA SCL AUX5_DATA AUX7_SS AUX6_CLK RXD TXD AUX4_IR IR_INPUT CTRL AUX5_DATA AUX6_CLK VFD_CS VFD_CSIR_SEL IR_2 IR_2 IR_SEL POWER_ISP POWER_ISP CTRL P5V P5V VCCP5VP5VVCCP5VP5V VCC P5VP33V VCCVCC VCC

4、VCCVCC P5V P33VP33V P5V P33V P33V P5V VCC 4R25 4K7 4R26 4K7 4R27 4K7 4R28 4K7 4R21 4K7 4R22 4K7 4R23 4K7 4R24 4K7 4Y1 4MHz 4C13 27P 4C12 27P +4C5 47uF 4C6 104 GP1807 4U1 1 2 3 4U4 74HC165 8 7 6 5 4 3 2 1 9 10 11 12 13 14 15 16 GND /Q7 D7 D6 D5 D4 CLK LD Q7 DIN D0 D1 D2 D3 /CE VCC 4K2 4K6 OPEN 4K5 4K

5、1 4K8 4K7 4C2 104 + 4C4 47uF 4C14 104 + 4C15 47uF + 4C16 47uF 4C17 104 4C18104 4C19104 4C20104 4K3 4R7 51K VFD28-0707VFD 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 F+ F+ NC SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14

6、 SEG15 SEG16 SEG17 NC NC NC NC NC G7 G6 G5 G4 G3 G1 G1 NC F- F- 4R9 4K7 4U1UPD16311 1 2 3 4 5 17 18 19 15 16 6 7 8 9 11 12 13 14 20 10 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 4546 47 48 49 5051 52 SW1 SW2 SW3 SW4 DOUT SEG3/KS3 SEG4/KS4 SEG5/KS5 SEG1/KS1 SEG2/KS2 DIN I

7、C CLK STB KEY2 KEY3 KEY4 VDD SEG6/KS6 KEY1 SEG7/KS7 SEG8/KS8 SEG9/KS9 SEG10/KS10 SEG11/KS11 SEG12/KS12 SEG13/G16 SEG14/G15 SEG15/G14 SEG16/G13 SEG17/G12 SEG18/G11 VDD VEE SEG19/G10 SEG20/G9 G8 G7 G6 G5 G4 G3 G2 G1 VDDLED5 LED4 LED3 LED2 LED1VSS OSD 4R6100 4R8 4K7 4R10 4K7 4R2 4K7 4D2 1N4148 4D1 1N47

8、35 4R3 4K7 4D3 1N4148 4R5 2.2 4R14K7 4R4 2.2 4U6APL1117 32 1 INOUT GND + 4C8 47uF 12 + 4C7 47uF 12 4JP2 HEADER 7X2 12 34 56 78 910 1112 1314 4JP1 HEADER 6 1 2 3 4 5 6 4U3 P89LPC932BA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 P2.0 P2.1 P0.0 P1.7 P1.6 RST VSS XT1 XT2 I

9、NT1 SDA SCL MOSI MISO SS SPICLK RXD TXD P0.7 P0.6 VDD P0.5 P0.4 P0.3 P0.2 P0.1 P2.6 P2.7 + 4C9 10U/16V 4R11 10K 4R13 4K7 Q1 2SC1815 4R124K7 4U5 74ACT257 2 3 5 6 11 10 14 13 1 15 4 7 9 12 16 8 1A 1B 2A 2B 3A 3B 4A 4B A/B G 1Y 2Y 3Y 4Y VCC GND 4R202K 4R184K7 4R19 4K7 4Q2 2SA1015 LEDRED 4R2910 4C3 104

10、4C1 104 OPEN 4K4 RadioFans.CN 收音机爱 好者资料库 DVD26FR3.job - Tue Dec 07 16:09:45 2004 A A B B C C D D E E 44 33 22 11 ES60 x8 2004-05 1/4 CD21 - MA0.11 DB0.15 HD0.15 LD0.12 LA0.19 VD0.7 MA9 DMA3 LA18 MA4 LD7 DMA6 MA4 DB9 LD5 LA8 DB8 LA6 BANK0 MA8 DB12 MA7 MA3 DB2 DMA10 MA7 DMA0 DB1 DB14 MA2 MA5 DQMX DB4

11、MA1 LA10 LD6 LA1 DB0 DB7 DB5 MA9 DB14 DB6 LA11 MA10 DMA8 DMA11 LD3 LD1 LA9 DB15 DMA4 DMA2 DMA9 DB7 MA11 DB3 LA12 MA5 MA6 DMA7 LA3 MA10 LA17 DB11 DB10 MA6 DB10 DB15 DB5 DB8 MA11 WE# DMA1 LA15 BANK1 LA7 LD4 LA0 CKE DB2 DB3 LA4 CS0# MA0 MA8 DB13 CAS# DB11 WRLL# LCS3# DB13 LA19 DB12 LA13 MA3 DB1 DB6 DB4

12、 DB9 RAS0# LA5 LA2 MA2 MA1 LA16 LOE# LD0 DB0 DMA5 LD2 LA14 MA0 HRD# HD3 HWR# HD0 HA1 HD2 HD7 HD6 HD1 HD4 HD5 HA2 HIRQ HA0 HD9 HD10 HD11 HD13 HD14 HD15 HIORDY HIOCS16# HRST# HCS3# HCS1# HD12 HD8 SDA# DCLK SCL# /H_SYNC /V_SYNC AUX4 27MHzXIN AUX6 AUX3 DCAS# DCKE DWE# DRAS0# DQM DMCK DCS0# EAUX41 TSD3#

13、TBCK# SPDIF# MCLK# AUX7 AUX5 CLK_IN CLK_IN RST# LD8 LD9 LD10 LD11 TSD2# TSD1# TSD0# TWS# LD12 EAUX40 AUX2 HIRQ HWR# HRD# HD0.15 DAC_CS0 HA0.2 HRST# HCS1# HIORDY HIOCS16# HCS3# LA0.19 LCS3# WRLL# LOE# LD0.12 VD0.7 27MHz DAC_CS1 DAC_DATA /H_SYNC /V_SYNC XIN 27MHz SPDIF IR-IN RST# CLK_IN VFD_DATA VFD_C

14、LK VFD_CS DAC_CLK VCC33 VCC33 VCC25 VCC33 VCC33 VCC33 VCC VCC VCC33 VCC33 VCCVCC AVCC D5V VCCVCC VCC33 VCC25 AVCCAVCC VCC R111 4K7 RB933X4 18 27 36 45 RB1133X4 18 27 36 45 C132 OPEN U5 24C01A 1 2 3 45 6 7 8 S0 S1 S2 GNDSDA SCL WC VCC R112 OPEN Y1OPEN RB1033X4 18 27 36 45 L101FBSMT RB733x4 18 27 36 4

15、5 R119OPEN R106 OPEN U2 4Mx16 SDRAM 1 2 4 6 5 7 3 8 10 12 11 13 9 15 16 17 18 19 35 22 23 24 25 26 14 28 29 30 31 32 33 34 36 37 38 39 40 43 42 44 46 45 47 49 48 50 52 51 53 41 20 21 27 54 VCC DQ0 DQ1 VSSQ DQ2 DQ3 VCCQ DQ4 DQ5 VSSQ DQ6 DQ7 VCCQ DQML WE CAS RAS CS A11 A10 A0 A1 A2 A3 VCC VSS A4 A5 A6

16、 A7 A8 A9 NC CKE CLK DQMH NC VCCQ DQ8 DQ9 VSSQ DQ10 DQ11 VCCQ DQ12 DQ13 VSSQ DQ14 DQ15 VSS BA0 BA1 VCC VSS R105 4K7 R118OPEN R107 4K7 R109 4K7 R3 1K R117OPEN R113 4K7 R4 1K C131 OPEN R1833 R108 OPEN R110 OPEN Q1 8050 2 13 R114 OPEN X1 OSC 27MHz 5 1 8 4 OUT N/C VCC GND + C11 10U/16V R15 47K R17 4K7 Q

17、2 2SC1815 D1 1N4148 U1ES6028 122 100 123 106 124 9 125 107 126 35 127 108 128 1 131 109 132 111 133 110 134 83 135 113 136 18 137 114 140 121 141 115 139 27 172 44 59 68 75 92 99 51 104 130 148 157 159 164 183 193 201 129 53 2 54 55 3 56 4 57 5 58 6 7 8 10 11 12 13 14 15 16 17 19 20 21 22 23 24 25 2

18、6 28 29 30 31 32 33 34 36 37 38 39 40 41 42 43 45 46 47 48 49 50 52 60 61 62 63 64 65 66 67 69 70 71 72 73 74 76 77 78 79 80 81 82 84 85 86 87 88 89 90 91 93 94 95 96 97 98 101 102 103 105 112 116 117 118 119 120 138 142 143 144 145 146 147 149 150 151 152 153 154 155 156 158 160 161 162 163 165 166

19、 167 168 169 170 171 173 174 175 176 177 178 179 180 181 182 184 185 186 187 188 189 190 191 192 194 195 196 197 198 199 200 202 203 204 205 206 207 208 HD0/DCI0/EAUX10 DCS0 HD1/DCI1/EAUX11 YUV0/CAMYUV2 HD2/DCI2/EAUX12 VC25 HD3/DCI3/EAUX13 YUV1/VREF HD4/DCI4/EAUX14 VC25 HD5/DCI5/EAUX15 YUV2/CDAC HD6

20、/DCI6/EAUX16 VC33 HD7/DCI7/EAUX17 YUV3/COMP HD8/DCI_FDS/EAUX20 AVCC(VDAC) HD9/EAUX21 YUV4/RSET HD10/EAUX22 VC25 HD11/EAUX23 YUV5/YDAC HD12/EAUX24 VC33 HD13/EAUX25 YUV6/VDAC HD14/EAUX26 VC25 HD15/EAUX27 YUV7CAMYUV3 VC25 VC33 VC25 VC25 VC33 VC33 VC33 VC33 VC33 AVCC(PLL) VC33 VC33 VC33 VC33 VC33 VC33 V

21、C33 VC33 VC33 VSS DMA0 LA4 DMA1 DMA2 LA5 DMA3 LA6 DMA4 LA7 DMA5 LA8 LA9 VSS LA10 LA11 LA12 LA13 LA14 LA15 LA16 VSS LA17 LA18 LA19 LA20 LA21 RESET TDMDX/RSEL VSS TDMDR TDMCLK TDMFS TDMTSC TWS/SEL_PLL2 TSD0/SEL_PLL0 VSS TSD1/SEL_PLL1 TSD2 TSD3 MCLK TBCK SPDIF/SEL_PLL3 NC/CAMVS VSS RSD RWS RBCK NC/APLL

22、 XIN XOUT AVSS(PLL) VSS DMA6 DMA7 DMA8 DMA9 DMA10 DMA11 VSS DCAS DSCK/DOE DWE DRAS0 DBANK0/DRAS1 DBANK1/DRAS2 VSS DB0 DB1 DB2 DB3 DB4 DB5 VSS DB6 DB7 DB8 DB9 DB10 DB11 VSS DB12 DB13 DB14 DB15 DCS1 VSS DQM DSCK VSS CLK AVSS(VDAC) PCLK2XSCN/CAMYUV4 PCLKQSCN/CAMYUV5/AUX32 VSSCN/CAMYUV6/EAUX31 HSSCN/CAM

23、YUV7/EAUX30 VSS VSS HWRQ/DCI_REQ/EAUX41 HRDQ/EAUX40 HIRQ/DCI_ERR/EAUX47 HRST/EAUX35 HIORDY/EAUX33 VSS HWR/DCI_CLK/EAUX45 HRD/DCI_ACK/EAUX46 HIOCS16/CAMPCLK/EAUX34 HCS1FX/EAUX37 HCS3FX/EAUX36 HA0/EAUX42 HA1/EAUX43 VSS HA2/EAUX44 AUX0 AUX1 AUX2 VSS AUX3 AUX4 AUX5 AUX6 AUX7 LOE VSS LCS0 LCS1 LCS2 LCS3

24、VSS LD0 LD1 LD2 LD3 LD4 VSS LD5 LD6 LD7 LD8 LD9 LD10 LD11 VSS LD12 LD13 LD14 LD15 LWRLL LWRHL VSS CAMYUV0 CAMYUV1 LA0 LA1 LA2 LA3 VSS RB833x4 18 27 36 45 R16 4K7 C102 104 C103 104 C104 104 C105 104 C106 104 C107 104 C108 104 C110 104 C112 104 C111 104 + C12 47U/16V 12 C114 104 C116 104 C115 104 C117

25、 104 C120 104 C119 104 C121 104 C124 104 C115 104 C109 104 C118 104 + C4 47U/16V 12 C123 104 C113 104 RB1233x4 18 27 36 45 + C3 47U/16V 12 R10433 C112 104 + C5 47U/16V 12 C122 104 C126 104 RB1333x4 18 27 36 45 C101 104 C125 104 C127 104 C14 104 + C13 47U/16V 12 RESET SW1 R19 10 R6 33 R5 33 R733 R833

26、 R1333 R1033 R1133 R1233 A A B B C C D D E E 44 33 22 11 2004-05 2/4 - CD21 LA0.19 HD0.15 DA0 DRST# DD3 DD5 DACS3# DRD# DD10 DD0 DD7 DA1 DD15 DACS1# DIRQ DD4 DD6 DD13 DWR# DA2 DIOCS16# DD1 DD2 DIORDY DD11 HIORDY DD14 DD9 DD8 LA7 LA9 LA14 LA10 LA18 LA4 LA12 LA3 LA5 LA17 LA13 LA1 LA6 LA16 LA11 LA15 LA

27、2 LA8 LA4 LA2 LA9 LA5 LA16 LA17 LA11 LA10 LA13 LA15 LA3 LA8 LA0 LA6 LA12 LA7 LA1 LA14 LA19 LA0 DD0 DD1 DD2 DD3 DD4 DD5 DD6 DD7 DD8 DD9 DD10 DD11 DD12 DD13 DD14 DD15 DD12 HD0 HD1 HD2 HD3 HD4 HD5 HD6 HD7 HD8 HD9 HD10 HD11 HD12 HD13 HD14 HD15 DIRQ DRST# DWR# DRD# DIOCS16# DACS1# DACS3# DA0 HIRQ HRST# H

28、WR# HRD# HIOCS16# HCS3# HCS1# HA0 DIORDY DA2 DA1 HA2 HA1 #LA19 RXD TXD SCL SDA IR2 LD1 LD10LD3LD2 LD6 LD6 LD0.12 LD0 LD4 LD5LD4 LD7 LD9 LD5 LD1LD0 LD3 LD8 LD2 LD7 LD11 #LA18 LA18 LA19 LA18 HD0.15 HRST# HWR# HRD# HCS1# HIORDY HCS3# LA0.19 LD0.12 LCS3# LOE# RST# WRLL# LCS3# LOE# HIRQ HIOCS16# HA0 HA2

29、HA1 LCS2# #POWER_STY IR-IN VFD_CS VFD_DATA VFD_CLK #POWER_STY #MUTE SPDIF WRLL# VCCVCC VCC VCC VCCVCC33 VCC VCC P5V VCC D12V P5VVCCVCC IEC_VCC VCC IEC_VCC R103 4K7 JP2 HEADER-2X20 12 34 56 78 910 1112 1314 1516 1718 1920 2122 2324 2526 2728 2930 3132 3334 3536 3738 3940 RESETGND D7D8 D6D9 D5D10 D4D1

30、1 D3D12 D2D13 D1D14 D0D15 GNDKEY DRQGND IOWGND IORGND IOCHRDYBALE DACKGND IRQ14IOCS16 A1RESERVED A0A2 CS0CS1 ACTIVITYGND R102 4K7 U3 27C080/OPEN 12 11 10 9 8 7 6 5 27 26 23 25 4 28 29 3 13 14 15 17 18 19 20 21 2 22 24 31 30 1 32 16 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 D0 D1 D2 D3 D4

31、 D5 D6 D7 A16 CE OE A18 A17 A19 VCC GND C128 104 C129 104 RB2 33X4 18 27 36 45 RB3 33X4 18 27 36 45 RB4 33X4 18 27 36 45 RB5 33X4 18 27 36 45 RB1 33X4 18 27 36 45 RB6 33X4 18 27 36 45 R133 R233 R10133 U8APL1117 32 1 INOUT GND + C2 470U/16V 12 + C1 470U/16V 12 +C6 47U/16V +C8 47U/16V U4 MX29F800T 11

32、10 9 8 7 6 5 4 42 14 33 2 15 17 19 21 41 12 24 26 28 30 16 18 22 25 27 29 31 23 1343 1 20 32 40 38 39 37 36 35 34 3 44 A0 A1 A2 A3 A4 A5 A6 A7 A8 OE BYTE RY/BY / A18 D0 D1 D2 D3 A9 CE D4 D5 D6 D7 D8 D9 D11 D12 D13 D14 D15 VCC GND1WE NC / RD/BY D10 GND2 A10 A12 A11 A13 A14 A15 A16 A17 RESET +C9 47U/1

33、6V C130 104 +C10 47U/16V C7 104 JP3 HEADER 7X2 12 34 56 78 910 1112 1314 JP4 HEADER 7 1 2 3 4 5 6 7 U6 74HC574 2 3 4 5 6 7 8 9 11 1 19 18 17 16 15 14 13 12 20 10 D1 D2 D3 D4 D5 D6 D7 D8 CLK OC Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 VCC GND R1433 JP5 RCA 1 2 L4EMI 1 2 3 R25100 R21300 C18 104 C17 47U JP6SHARP 1 2 3

34、IN VCC GND R2410 R22 100 JP1 HEADER 6 1 2 3 4 5 6 R200 C20 103 R28 110 L5EMI 1 2 3 JP7 CANON 12 3 4 L6EMI 1 2 3 C16 104 U7DS26LS31 1 2 3 4 5 6 7 89 10 11 12 13 14 15 16 IN A OUT A OUT A EN OUT B OUT B IN B GNDIN C OUT C OUT C EN OUT D OUT D IN D VCC C15 47U FB1B060 R2910 C21103 R30 10 C22103 C24103

35、R32OPEN R31OPEN C23103 R1150 R230 R118OPEN R120OPEN R12133 R11933 A A B B C C D D E E 44 33 22 11 2004-05 CD21 - 3/4 DAC_CLK DAC_DATA DAC_TDS0 DAC_BCK DAC_MCLK DAC_MUTE DAC_CLK DAC_BCK DAC_MCLK DAC_MUTE DAC_TDS0 DAC_DATA RST# RST# DAC_LRCK DAC_LRCK DAC_CS1 12.288MHz DAC_CS2 A-12V A+12V A+12V A-12V D

36、AC_L+_IOUT- DAC_L+_IOUT+ DAC_L-_IOUT+ DAC_L-_IOUT- DAC_L_VCOM DAC_R+_IOUT- DAC_R+_IOUT+ DAC_R-_IOUT+ DAC_R-_IOUT- DAC_R_VCOM DAC_CS0 DAC_DATA DAC_CLK DAC_CS1 DAC_MUTE DAC_MUTE RST# RST# SPDIF# DAC_V33 DAC_5V AV33 DAC_5V AV33 DAC_V33 DAC_5V A+20V AV33 AV33 DAC_5V A+20V A-20V A-20VA+20V DAC_5V A+12V A

37、-12V 1C8 104 + 1C7 100U/16V 1C13 104 + 1C9 100U/16V 1R12 16K + 1C14 100U/16V + 1C11 100U/16V 1R111K 1C15104 1C10 104 1C12 104 1L14.7uH 1C112 104 1C115 104 + 1C114 1000uF + 1C113 10uF 1R84 100 1R85 300 + 1C117 1000uF 1FB2B060 12 + 1C111 3300uF/25V 1C32 104 + 1C31 100U/16V 1C37 104 + 1C33 100U/16V 1R4

38、1 16K + 1C38 100U/16V + 1C35 100U/16V 1R401K 1C39104 1C34 104 1C36 104 1U6PCM1738E 1 2 3 4 5 6 7 8 9 10 11 12 13 1415 16 17 18 19 20 21 22 23 24 28 25 26 27 RST ZEROL ZEROR LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CSMUTE IOUTR- IOUTR+ AGND1 VCOM1 VCOM2 IREF VCOM3 VCC1 VCC2 VCC3 IOUTL+ IOUTL- AGND

39、2 1R39 0 1U1DIR1703E 1 2 3 4 5 6 7 8 9 10 11 12 13 1415 16 17 19 20 21 22 23 24 25 26 18 27 28 ADFLG BRATE0 BRATE1 SCKO VDD DGND XTO XTI CKTRNS LRCKO BCKO DOUT SCF0 SCF1CSBIT URBIT EMFLG BRSEL DIN RST FILT AGND VCC FMT0 FMT1 BFRAME UNLOCK CKSEL 1C116 104 1C118 104 1C2 104 + 1C1 100U/16V 1R110 1RB1 3

40、3x4 18 27 36 45 1R2 33 1U2PCM1738E 1 2 3 4 5 6 7 8 9 10 11 12 13 1415 16 17 18 19 20 21 22 23 24 28 25 26 27 RST ZEROL ZEROR LRCK DATA BCK SCKI DGND VDD SCKO MDO MDI MC CSMUTE IOUTR- IOUTR+ AGND1 VCOM1 VCOM2 IREF VCOM3 VCC1 VCC2 VCC3 IOUTL+ IOUTL- AGND2 1X1 12.288MHz 5 1 8 4 OUT N/C VCC GND 1C125 10

41、4 +1C124 100U/16V 12 1R90 10 1C8 104 + 1C7 100U/16V 1R510 1R4 1.18K 1C6 683 1C5 103 1R9 0 1R633 1R8NO USE 1R7133 + 1C90 100uF +1C86 100uF LED3GREEN 1C87 104 1R74 4K7 1D4 1N4148 1D5 1N4735/6.2V 1R72 1.18K 1R73 300 + - 1U11B NE5532 5 6 7 84 1Q62SC4793 1R69 4K7 + 1C84100uF 1R68220 1R70 220 1C94 104 1C8

42、9 104 1Q8 2SA970 + 1C93 2200uF/16V 1Q7 2SC2240 1Q9 2SA970 1C85104 +1C88 100uF 1D2 1N4148 1D3 1N4148 1R751K + 1C91 100uF 1C92 104 1U12 TL431 1 32 + 1C130 220uF 1R79 33 1D9 1N4736/6.2V 1D8 1N4148 1Q13 2SC2240 LED4GREEN 1R78220 1Q12 2SC2240 1Q10 2SA1837 + 1C96100uF 1C99 104 1R77 4K7 1R77220 +1C98 100uF

43、 + - 1U11A NE5532 3 2 1 84 1Q11 2SA970 1C97 104 1R80 1.18K + 1C102 100uF 1C106 104 1R82 4K7 1R81 300 1C101 104 + 1C105 2200uF/16V + 1C100 100uF 1D6 1N4148 1D7 1N4148 1R831K 1C104 104 +1C103 100uF 1U13 TL431 1 32 + 1C131 220uF 1U15APL1117-3.3V 3 1 2 I G O +1C83 3300uF/25V +1C95 3300uF/25V 1U14 LM317

44、3 1 2 I A O 1C123103 1C122 104 1JP1 HEADER 7 1 2 3 4 5 6 7 1C119103 1R8710 1R88OPEN 1C120103 1R89OPEN 1C121103 1FB1B060 A A B B C C D D E E 44 33 22 11 CD21 2004-05 - 4/4 A-12V A+12V A+12V A-12V A-12V A+12V A-12V A+12V A+12V A-12V A-12V A+12V A+12V A-12V A-12V A+12V A+12V A-12V A-12V A+12V A-12V A+1

45、2V A+12V A-12V A-12V A+12V A+12V A-12V DL_OUT DR_OUT DAC_L+_IOUT- DAC_L_VCOM DAC_L+_IOUT+ DAC_L-_IOUT- DAC_L_VCOM DAC_L-_IOUT+ #MUTE DAC_R+_IOUT- DAC_R_VCOM DAC_R+_IOUT+ DAC_R-_IOUT- DAC_R_VCOM DAC_R-_IOUT+ +12VD A+12V A-12V A+12V A-12V A+12VA+12VA+12V A+12VA+12VA+12VA+12V A+12VA+12VA+12VA+12V A+12V

46、A+12VA+12V A-12VA-12VA-12VA-12VA-12VA-12VA-12V A-12VA-12VA-12VA-12VA-12VA-12VA-12V + - 1U4A NE5532 3 2 1 84 + - 1U4B NE5532 5 6 7 84 1R22300 1R21300 1R23 620 1R26 620 1R25 620 1R27620 1R28 620 1R24620 1C22 682 1C21682 1C24 152 1C25 472 1C23 152 + - 1U3B NE5532 5 6 7 84 + - 1U3A NE5532 3 2 1 84 1R133

47、00 1R15620 1R18 620 1R17 620 1R20 620 1R16 620 1C16682 1C17682 1C19 152 1C20 472 1C18 152 1Q3 BC850B 1Q4 BS170 1R31 22K1R32 22K 1R33 300 1R30 22K 1R34 10 1R36 33 + - 1U10A OPA2134 3 2 1 84 1C28 10pF 1Q5 2SC1815 1R86 4K7 KJ1 TO2 12V 8 9 7 3 2 4 1 10 1D1 1N4148 1C26 2.2uF 1R2922K 1R35 10 1C29 100U/16V

48、 1C30 104 LED2 GREED 1R373K9 + - 1U5A OPA2134 3 2 1 84 + - 1U5B OPA2134 5 6 7 84 1R38 100 1C27 2.2uF + - 1U8A NE5532 3 2 1 84 + - 1U8B NE5532 5 6 7 84 1R51300 1R50300 1R52620 1R55620 1R54620 1R56620 1R57 620 1R53620 1C46 682 1C45682 1C47 152 1C49 472 1C48 152 + - 1U7B NE5532 5 6 7 84 + - 1U7A NE5532

49、 3 2 1 84 1R42300 1R43300 1R44 620 1R47 620 1R46 620 1R48620 1R49 620 1R45620 1C40682 1C41682 1C43 152 1C44 472 1C42 152 1Q1 BC850B 1Q2 BS170 1R60 22K1R61 22K 1R62 300 1R59 22K 1R63 10 1R65 33 + - 1U10B OPA2134 5 6 7 84 1C28 10pF 1C51 2.2uF 1R5822K 1R64 10 1C53 100U/16V 1C54 104 LED1 GREED 1R663K9 + - 1U5A OPA2134 3 2 1 84 + - 1U9B OPA2134 5 6 7 84 1R67 100 1C50 2.2uF 1JP3 RCA JACK 1JP2 RCA JACK +1C55 100uF +1C59 100uF +1C63 100uF 1C68 104 1C72 104 1C76 104 1C80 104 +1C79 100uF +1C75 100uF